M3.1 earthquake 10 km NNW of Arcadia, Oklahoma

A magnitude 3.1 earthquake struck 10 km NNW of Arcadia, Oklahoma on Thu, Aug 13, 2015, 9:48 AM CDT (14:48 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.3 10 km WNW of Orlando, Oklahoma. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

3 people reported to the USGS what they felt; the strongest reported shaking was V, moderate shaking.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 200.

From the USGS Earthquake Hazards Program and its partner networks, event us100031zg. Read Tue, Sep 22, 2026, 10:23 PM UTC.